1973 Cooling & Heating - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

Flex-A-Lite Billet Aluminum Radiator Caps 126844

Radiator Cap, Round, 16 psi Maximum Pressure, Billet Aluminum, Black, Flex-A-Lite Logo, Buick, Cadillac, Chevy, Chrysler, Ford, GMC, Volkswagen, Each

Part Number: FLX-126844

Not Yet Reviewed

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Philadelphia Racing Products Water Pump Spacers PRP-6802

Philadelphia Racing Products Water Pump Spacers PRP-6802

Water Pump Spacers, Water Pump Spacer Kit 2 1/4" Small Block Chevy

Part Number: PGP-PRP-6802

5.0 out of 5 stars ( 2 )

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Four Seasons Heater Cores 90504

Heater Core, Replacement, Stock Inlet/Outlet Size, Aluminum, Natural, Dodge, Plymouth, Each

Part Number: FSS-90504

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Four Seasons Heater Valves 74605

Heater Valve, Steel, Buick, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: FSS-74605

2.0 out of 5 stars ( 1 )

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MotoRad Spec-R Racing Thermostats MRD101

Thermostat, Spec-R, 160 Degrees F, Steel/Copper, Universal, Each

Part Number: SNN-MRD101

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Scott Drake Heater Control Cables for 1969-1973 MUSTANG - D1ZZ-18518-A

Heater Control Components, Temperature and Defroster Cables, Set

Part Number: SDK-D1ZZ-18518-A

4.0 out of 5 stars ( 1 )

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Trans-Dapt Performance Chrome Water Necks 9228

Water Neck, Zinc Alloy, Chrome Plated, O-Ring, 15 Degree, Chevy, Big/Small Block, Each

Part Number: TRD-9228

5.0 out of 5 stars ( 2 )

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Four Seasons Air Conditioning Expansion Valves 38725

Air Conditioning Expansion Valve, Brass, Natural, Audi, Ford, International, Jeep, Mercedes-Benz, Volkswagen

Part Number: FSS-38725

5.0 out of 5 stars ( 2 )

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Tuff Stuff Performance Water Pump Bolt Kits 7676C

Water Pump Bolts, Allen Head, Steel, Chrome, Short Pump, Chevy, Big Block, with Tuff Stuff Pump, Kit

Part Number: TFF-7676C

5.0 out of 5 stars ( 1 )

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Proform Chrysler Water Pump Backing Plates 66237

Water Pump Backing Plates, Aluminum, Natural, Electric, Chrysler, Dodge, Plymouth, Small Block, Each

Part Number: PRO-66237

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Agility Auto Parts Heater Cores 9010045

Heater Core, Stock Replacement, 5/8 n. Inlet, 5/8 in. Outlet, Aluminum, Ford, Truck, With A/C and Standard Output Heater, Each

Part Number: RDR-9010045

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Moroso Electric Water Pump Rebuild Kits 63602

Rebuild Kit, Electric Water Pump, Gasket/Seal, Chevy Big Block, LS, Kit

Part Number: MOR-63602

Not Yet Reviewed

Estimated Ship Date: Apr 1, 2026 if ordered today

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Estimated Ship Date: Apr 1, 2026 if ordered today

Hayden Fluid Cooler Mounting Kits 251

Fluid Cooler Mounting, Plastic, Natural, Kit

Part Number: HDA-251

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GMB Replacement Fan Clutches for 1969-1974 CORVETTE - 930-2190

FAN CLUTCH

Part Number: GMB-930-2190

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

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Estimated Ship Date: Apr 6, 2026 if ordered today

Four Seasons Heater Valves 74661

Heater Valve, Steel, Chevy, GMC, Jeep, Pontiac, Each

Part Number: FSS-74661

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GMB OE Replacement Water Pumps 150-1160

Water Pump, Replacement, Standard Volume, Aluminum, Nissan, 2.4, 2.6, 2.8L, Each

Part Number: GMB-150-1160

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

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Estimated Ship Date: Apr 6, 2026 if ordered today

KRC Power Steering Water Pump Spacers 15006000

Spacers, Water Pump, 0.625 in., Billet Aluminum, Natural, with Gaskets, Natural, Chevy, Small Block, Kit

Part Number: KRS-KRC15006000

5.0 out of 5 stars ( 3 )

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US Motor Works Thermal Fan Clutches 22049

Fan Clutches, Standard Thermal, AMC, Buick, Cadillac, Chevy, Dodge, GMC, Jeep, Oldsmobile, Pontiac, Each

Part Number: UMW-22049

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Agility Auto Parts Heater Cores 9010050

HVAC Heater Core, HVAC HEATER CORE

Part Number: RDR-9010050

Not Yet Reviewed

Estimated Ship Date: Mar 20, 2026 if ordered today

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Estimated Ship Date: Mar 20, 2026 if ordered today

OMIX-ADA Thermostat Housings 17118.05

Thermostat Housing, Cast Iron, Natural, Jeep, Each

Part Number: OMX-1711805

1.0 out of 5 stars ( 1 )

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Four Seasons Air Conditioning Expansion Valves 38844

Air Conditioning Expansion Valve, Brass, Natural, Chrysler, Dodge, Plymouth, Shelby, Each

Part Number: FSS-38844

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OSC Automotive Heater Cores 98552

HVAC Heater Core, OSC Cooling Products 98552 New Heater Core

Part Number: OSC-98552

Not Yet Reviewed

Estimated Ship Date: Mar 20, 2026 if ordered today

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Estimated Ship Date: Mar 20, 2026 if ordered today

GMB Replacement Fan Clutches 920-2060

Fan Clutch, Replacement, Severe-duty Thermal Style, Clockwise Rotation, Buick, Cadillac, Chevrolet, Chrysler, Dodge, Ford, GMC, Olds, Pontiac, Each

Part Number: GMB-920-2060

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

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Estimated Ship Date: Apr 6, 2026 if ordered today

Tuff Stuff Performance Water Pump Bolt Kits 7678A

Water Pump Bolts, Hex, Steel, Chrome, Long Pump, Chevy, Small, Big Block, V6, with Tuff Stuff Pump, Kit

Part Number: TFF-7678A

5.0 out of 5 stars ( 1 )

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Tuff Stuff Performance Water Pump Bolt Kits 7676A

Water Pump Bolts, Hex, Steel, Chrome, Short Pump, Chevy, Big Block, with Tuff Stuff Pump, Kit

Part Number: TFF-7676A

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Jun 1, 2026 if ordered today

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Estimated Ship Date: Jun 1, 2026 if ordered today